<?php

phpinfo();
$str = "abcd";
echo strstr($str,"4");
if(strstr($str,"84"))
	echo "found" ;
else 
	echo "NOT found" ;
	
	if(strstr($str,"84"))
	echo "found" ;
else 
	echo "NOT found" ;
	
	if(strstr($str,"84"))
	echo "found" ;
else 
	echo "NOT found" ;
?>